SG11201402983UA - Method and system for encoding audio data with adaptive low frequency compensation - Google Patents
Method and system for encoding audio data with adaptive low frequency compensationInfo
- Publication number
- SG11201402983UA SG11201402983UA SG11201402983UA SG11201402983UA SG11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA SG 11201402983U A SG11201402983U A SG 11201402983UA
- Authority
- SG
- Singapore
- Prior art keywords
- audio data
- low frequency
- frequency compensation
- encoding audio
- adaptive low
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261584478P | 2012-01-09 | 2012-01-09 | |
| US13/588,890 US8527264B2 (en) | 2012-01-09 | 2012-08-17 | Method and system for encoding audio data with adaptive low frequency compensation |
| PCT/US2012/057132 WO2013106098A1 (en) | 2012-01-09 | 2012-09-25 | Method and system for encoding audio data with adaptive low frequency compensation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201402983UA true SG11201402983UA (en) | 2014-09-26 |
Family
ID=48744528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201402983UA SG11201402983UA (en) | 2012-01-09 | 2012-09-25 | Method and system for encoding audio data with adaptive low frequency compensation |
Country Status (19)
| Country | Link |
|---|---|
| US (2) | US8527264B2 (es) |
| EP (1) | EP2803067B1 (es) |
| JP (2) | JP5755379B2 (es) |
| KR (1) | KR101621704B1 (es) |
| AR (1) | AR088007A1 (es) |
| AU (1) | AU2012364749B2 (es) |
| BR (1) | BR112014016847B1 (es) |
| CA (1) | CA2858663C (es) |
| CL (1) | CL2014001805A1 (es) |
| HK (1) | HK1201976A1 (es) |
| IL (1) | IL233029A0 (es) |
| IN (1) | IN2014CN04457A (es) |
| MX (1) | MX335999B (es) |
| MY (1) | MY187728A (es) |
| RU (1) | RU2583717C1 (es) |
| SG (1) | SG11201402983UA (es) |
| TW (1) | TWI470621B (es) |
| UA (1) | UA110291C2 (es) |
| WO (1) | WO2013106098A1 (es) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2261896B1 (en) * | 2008-07-29 | 2017-12-06 | Yamaha Corporation | Performance-related information output device, system provided with performance-related information output device, and electronic musical instrument |
| WO2010013754A1 (ja) * | 2008-07-30 | 2010-02-04 | ヤマハ株式会社 | オーディオ信号処理装置、オーディオ信号処理システム、およびオーディオ信号処理方法 |
| JP5782677B2 (ja) | 2010-03-31 | 2015-09-24 | ヤマハ株式会社 | コンテンツ再生装置および音声処理システム |
| EP2573761B1 (en) | 2011-09-25 | 2018-02-14 | Yamaha Corporation | Displaying content in relation to music reproduction by means of information processing apparatus independent of music reproduction apparatus |
| JP5494677B2 (ja) | 2012-01-06 | 2014-05-21 | ヤマハ株式会社 | 演奏装置及び演奏プログラム |
| US9754596B2 (en) | 2013-02-14 | 2017-09-05 | Dolby Laboratories Licensing Corporation | Methods for controlling the inter-channel coherence of upmixed audio signals |
| US9830917B2 (en) | 2013-02-14 | 2017-11-28 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
| TWI618051B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
| EP2980792A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an enhanced signal using independent noise-filling |
| JP6492915B2 (ja) * | 2015-04-15 | 2019-04-03 | 富士通株式会社 | 符号化装置、符号化方法、及びプログラム |
| EP3288031A1 (en) | 2016-08-23 | 2018-02-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding an audio signal using a compensation value |
| US11232804B2 (en) * | 2017-07-03 | 2022-01-25 | Dolby International Ab | Low complexity dense transient events detection and coding |
| CN108616277B (zh) * | 2018-05-22 | 2021-07-13 | 电子科技大学 | 一种多通道频域补偿的快速校正方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4817155A (en) * | 1983-05-05 | 1989-03-28 | Briar Herman P | Method and apparatus for speech analysis |
| US5632005A (en) | 1991-01-08 | 1997-05-20 | Ray Milton Dolby | Encoder/decoder for multidimensional sound fields |
| AU653582B2 (en) | 1991-01-08 | 1994-10-06 | Dolby Laboratories Licensing Corporation | Encoder/decoder for multidimensional sound fields |
| US5581653A (en) * | 1993-08-31 | 1996-12-03 | Dolby Laboratories Licensing Corporation | Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder |
| US5727119A (en) | 1995-03-27 | 1998-03-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase |
| JPH10261964A (ja) * | 1997-03-19 | 1998-09-29 | Sanyo Electric Co Ltd | 情報信号処理装置 |
| CA2230188A1 (en) * | 1998-03-27 | 1999-09-27 | William C. Treurniet | Objective audio quality measurement |
| EP1228569A1 (en) * | 1999-10-30 | 2002-08-07 | STMicroelectronics Asia Pacific Pte Ltd. | A method of encoding frequency coefficients in an ac-3 encoder |
| CA2418722C (en) * | 2000-08-16 | 2012-02-07 | Dolby Laboratories Licensing Corporation | Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information |
| AU2211102A (en) * | 2000-11-30 | 2002-06-11 | Scient Generics Ltd | Acoustic communication system |
| US7747655B2 (en) * | 2001-11-19 | 2010-06-29 | Ricoh Co. Ltd. | Printable representations for time-based media |
| US7110941B2 (en) * | 2002-03-28 | 2006-09-19 | Microsoft Corporation | System and method for embedded audio coding with implicit auditory masking |
| US7509257B2 (en) * | 2002-12-24 | 2009-03-24 | Marvell International Ltd. | Method and apparatus for adapting reference templates |
| US7333930B2 (en) * | 2003-03-14 | 2008-02-19 | Agere Systems Inc. | Tonal analysis for perceptual audio coding using a compressed spectral representation |
| US7516064B2 (en) | 2004-02-19 | 2009-04-07 | Dolby Laboratories Licensing Corporation | Adaptive hybrid transform for signal analysis and synthesis |
| JP2006018023A (ja) * | 2004-07-01 | 2006-01-19 | Fujitsu Ltd | オーディオ信号符号化装置、および符号化プログラム |
| CA2690433C (en) * | 2007-06-22 | 2016-01-19 | Voiceage Corporation | Method and device for sound activity detection and sound signal classification |
| EP2193348A1 (en) | 2007-09-28 | 2010-06-09 | Voiceage Corporation | Method and device for efficient quantization of transform information in an embedded speech and audio codec |
| KR20090122142A (ko) | 2008-05-23 | 2009-11-26 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
-
2012
- 2012-08-17 US US13/588,890 patent/US8527264B2/en active Active
- 2012-09-25 JP JP2014551236A patent/JP5755379B2/ja active Active
- 2012-09-25 MY MYPI2014001783A patent/MY187728A/en unknown
- 2012-09-25 KR KR1020147018354A patent/KR101621704B1/ko active IP Right Grant
- 2012-09-25 AR ARP120103522A patent/AR088007A1/es active IP Right Grant
- 2012-09-25 MX MX2014007400A patent/MX335999B/es unknown
- 2012-09-25 AU AU2012364749A patent/AU2012364749B2/en active Active
- 2012-09-25 SG SG11201402983UA patent/SG11201402983UA/en unknown
- 2012-09-25 EP EP12784365.4A patent/EP2803067B1/en active Active
- 2012-09-25 BR BR112014016847-4A patent/BR112014016847B1/pt active IP Right Grant
- 2012-09-25 RU RU2014127740/08A patent/RU2583717C1/ru active
- 2012-09-25 CA CA2858663A patent/CA2858663C/en active Active
- 2012-09-25 IN IN4457CHN2014 patent/IN2014CN04457A/en unknown
- 2012-09-25 UA UAA201407672A patent/UA110291C2/ru unknown
- 2012-09-25 TW TW101135106A patent/TWI470621B/zh active
- 2012-09-25 WO PCT/US2012/057132 patent/WO2013106098A1/en active Application Filing
-
2014
- 2014-06-09 IL IL233029A patent/IL233029A0/en active IP Right Grant
- 2014-07-07 CL CL2014001805A patent/CL2014001805A1/es unknown
- 2014-07-07 US US14/325,130 patent/US9275649B2/en active Active
-
2015
- 2015-03-06 HK HK15102312.0A patent/HK1201976A1/xx unknown
- 2015-05-26 JP JP2015106044A patent/JP6093801B2/ja active Active
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